Logic Puzzle Book for Adults Volume 1: 50 Easy to Hard Logic Grid Puzzles – The Real Brain Challenge Feline Puzzles, Press
Logic Puzzle Book for Kids and Teens: 50 Easy to Medium Difficulty Logic Grid Puzzles: Designed for Young Readers With Smaller Grids and Detailed Solutions Feline Puzzles, Press
Whodunit?! The Ultimate Detective Challenge – Deduction Logic Puzzles for Adults and Seniors: 50 Easy to Medium Difficulty Criminal-Themed Logic Grid Puzzles Feline Puzzles, Press